19964284

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1031}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 36062208

約数和(自身を除く): 16097924

約数列:

[1, 2, 4, 47, 94, 103, 188, 206, 412, 1031, 2062, 4124, 4841, 9682, 19364, 48457, 96914, 106193, 193828, 212386, 424772, 4991071, 9982142, 19964284]

約数ペア:

[(1, 19964284), (2, 9982142), (4, 4991071), (47, 424772), (94, 212386), (103, 193828), (188, 106193), (206, 96914), (412, 48457), (1031, 19364), (2062, 9682), (4124, 4841)]